Synonyms of sustenance in English:

sustenance


See definition of sustenance

noun

1‘without sustenance the creature will die’

SYNONYMS
nourishment, food, nutriment, nutrition, fare, diet, daily bread, provisions, rations, means of keeping body and soul together
informal grub, chow, scoff
formal comestibles, provender
archaic victuals, vittles, viands, meat
rare aliment

2‘he kept two or three cows for the sustenance of his family’

SYNONYMS
support, maintenance, keep, means of support, means, living, livelihood, subsistence, income, source of income